﻿using System;
using System.Text.RegularExpressions;
using Framework.Common.Html;

namespace Framework.Common
{
    public class VideoDetectHelper
    {
        private static readonly Regex CheckReg =
            new Regex(
                @"(joy\.cn|tv\.hexun\.com|youku\.com|tudou\.com|ku6\.com|56\.com|letv\.com|video\.sina\.com\.cn|(my\.)?tv\.sohu\.com|v\.qq\.com)",
                RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace | RegexOptions.Multiline |
                RegexOptions.Compiled);

        public static VideoInfo Get(string url)
        {
            var match = CheckReg.Match(url);
            if (!match.Success) return null;
            switch (match.Groups[1].Value.ToLower())
            {
                case "youku.com":
                    return YoukuCom(url);
                case "tudou.com":
                    return TudouCom(url);
                case "ku6.com":
                    return Ku6Com(url);
                case "tv.hexun.com":
                    return TvHexunCom(url);
                case "joy.cn":
                    return JoyCn(url);
                case "v.qq.com":
                    return VQqCom(url);
                case "56.com":
                    return WWW56Com(url);
            }
            return null;
        }

        private  static  VideoInfo WWW56Com(string url)
        {
            return null;
        }



        /**
         * 腾讯视频 
         * http://v.qq.com/cover/o/o9tab7nuu0q3esh.html?vid=97abu74o4w3_0
         * http://v.qq.com/cover/d/dtdqyd8g7xvoj0o.html
         * http://v.qq.com/cover/d/dtdqyd8g7xvoj0o/9SfqULsrtSb.html
         * http://imgcache.qq.com/tencentvideo_v1/player/TencentPlayer.swf?_v=20110829&vid=9SfqULsrtSb&autoplay=1&list=2&showcfg=1&tpid=23&title=%E7%AC%AC%E4%B8%80%E7%8E%B0%E5%9C%BA&adplay=1&cid=o9tab7nuu0q3esh
         */
        /// <summary>
        /// 
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo VQqCom(string url)
        {
            var vid = url.RegularTest("html\\?vid=(.*?)_\\d+", 1);
            if (vid.IsBlank())
            {
                if (url.RegularTest("/cover/d/.*?\\.html", 0).IsBlank())
                    return null;
                // http://v.qq.com/cover/d/dtdqyd8g7xvoj0o.html
                // http://v.qq.com/cover/d/dtdqyd8g7xvoj0o/9SfqULsrtSb.html
                var param = new RequestParameter { Url = url };
                if (!HttpWebHelper.GetHtml(param)) return null;
                var coverInfo = param.Text.RegularTest("COVER_INFO\\s*?=(?:.*?)(\\{(?:.|\\n)*?\\})", 1);
                var videoInfo = param.Text.RegularTest("VIDEO_INFO\\s*?=(?:.*?)(\\{(?:.|\\n)*?\\})", 1);
                if (coverInfo.IsBlank() || videoInfo.IsBlank()) return null;
                vid = videoInfo.JsonProperty("vid");
                var model = new VideoInfo
                {
                    Url = url,
                    Domain = "v.qq.com",
                    Logo = coverInfo.JsonProperty("pic"),
                    Title = videoInfo.JsonProperty("title"),
                    Swf = "http://imgcache.qq.com/tencentvideo_v1/player/TencentPlayer.swf?vid=" + vid
                };
                return model;
            }
            else
            {
                //http://v.qq.com/cover/o/o9tab7nuu0q3esh.html?vid=97abu74o4w3_0
                var param = new RequestParameter { Url = url };
                if (!HttpWebHelper.GetHtml(param)) return null;
                var doc = new HtmlDocument();
                doc.LoadHtml(param.Text);
                var imgNode = doc.DocumentNode.SelectSingleNode("//li[@id='li_" + vid + "']//img[1]");
                var titleNode = doc.GetElementbyId(vid);
                var model = new VideoInfo
                {
                    Url = url,
                    Domain = "v.qq.com",
                    Logo = imgNode.GetAttributeValue("_src", ""),
                    Title = titleNode.InnerText,
                    Swf = "http://imgcache.qq.com/tencentvideo_v1/player/TencentPlayer.swf?vid=" + vid
                };
                return model;
            }
        }

        /// <summary>
        /// joy.cn
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo JoyCn(string url)
        {
            var param = new RequestParameter { Url = url };
            if (!HttpWebHelper.GetHtml(param)) return null;
            var videoStr = param.Text.RegularTest("video_obj=(?:.*?)(\\{(?:.|\\n)*?\\})", 1);
            if (videoStr.IsBlank()) return null;
            string id = videoStr.JsonProperty("id");
            if (id.IsBlank()) return null;
            var model = new VideoInfo
            {
                Url = url,
                Domain = "joy.cn",
                Logo = videoStr.JsonProperty("cover"),
                Title = param.Text.JsonProperty("title"),
                Swf = string.Format("http://client.joy.cn/flvplayer/{0}_1_1_1.swf", id)
            };
            return model;
        }

        /*
         * tv.hexun.com 和讯视频
         * http://tv.hexun.com/2012-09-14/145847488.html
         *
         */
        /// <summary>
        /// tv.hexun.com
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo TvHexunCom(string url)
        {
            var param = new RequestParameter { Url = url };
            if (!HttpWebHelper.GetHtml(param)) return null;
            var videoid = param.Text.JsonProperty("videoid");
            if (videoid.IsBlank()) return null;
            var date = param.Text.JsonProperty("date");
            var model = new VideoInfo
            {
                Url = url,
                Domain = "tv.hexun.com",
                Logo = param.Text.JsonProperty("pic"),
                Title = param.Text.JsonProperty("title"),
                Swf = string.Format("http://img.hexun.com/swf/explayer_v2010.swf?flv=http://vdata.tool.hexun.com/{0}/{1}.mp4&tid=2", date, videoid)
            };
            return model;
        }

        /**
        * 酷6网 
        * http://v.ku6.com/film/show_520/3X93vo4tIS7uotHg.html
        * http://v.ku6.com/special/show_4926690/Klze2mhMeSK6g05X.html
        * http://v.ku6.com/show/7US-kDXjyKyIInDevhpwHg...html
        * http://player.ku6.com/refer/3X93vo4tIS7uotHg/v.swf
        */
        /// <summary>
        /// ku6
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo Ku6Com(string url)
        {
            var param = new RequestParameter { Url = url };
            if (!HttpWebHelper.GetHtml(param)) return null;
            var videoStr = param.Text.RegularTest("videoinfo(?:.*?)(\\{(?:.|\\n)*?\\})", 1);
            if (videoStr.IsBlank()) return null;
            var id = videoStr.JsonProperty("id");
            if (id.IsBlank()) return null;
            var model = new VideoInfo
            {
                Url = url,
                Domain = "ku6.com",
                Logo = videoStr.JsonProperty("cover"),
                Title = StringExtention.ParseUnicodeEscapes(videoStr.JsonProperty("title")),
                Swf = "http://player.ku6.com/refer/" + id + "/v.swf"
            };
            return model;
        }
        /**
         * 土豆网
         * http://www.tudou.com/programs/view/Wtt3FjiDxEE/
         * http://www.tudou.com/v/Wtt3FjiDxEE/v.swf
         * 
         * http://www.tudou.com/playlist/p/a65718.html?iid=74909603
         * http://www.tudou.com/l/G5BzgI4lAb8/&iid=74909603/v.swf
         */
        /// <summary>
        /// 
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo TudouCom(string url)
        {
            var param = new RequestParameter { Url = url };
            if (!HttpWebHelper.GetHtml(param)) return null;
            var vid = param.Text.JsonProperty("iid");
            var swf = string.Format("http://www.tudou.com/player/skin/plu.swf?iid={0}", vid);
            var pic = param.Text.JsonProperty("pic");
            var title = param.Text.JsonProperty("kw");
            if (vid.IsBlank()) return null;
            var model = new VideoInfo
            {
                Url = url,
                Domain = "tudou.com",
                Logo = pic,
                Title = title,
                Swf = swf
            };
            return model;
        }

        /// <summary>
        /// youku.com
        /// </summary>
        /// <param name="url"></param>
        /// <returns></returns>
        private static VideoInfo YoukuCom(string url)
        {
            string id = url.RegularTest("youku\\.com/(?:player.php/sid/|v_show/id_)([a-zA-Z0-9=]+)(?:/|\\.)", 1);
            if (id.IsBlank()) return null;
            var param = new RequestParameter { Url = string.Format("http://v.youku.com/player/getPlayList/VideoIDS/{0}/timezone/+08/version/5/source/out?password=&ran=2513&n=3", id) };
            if (!HttpWebHelper.GetHtml(param)) return null;
            var model = new VideoInfo
            {
                Url = url,
                Domain = "youku.com",
                Logo = param.Text.JsonProperty("logo").Replace("\\/", "/"),
                Title = StringExtention.ParseUnicodeEscapes(param.Text.JsonProperty("title")),
                Swf = string.Format("http://player.youku.com/player.php/sid/{0}/v.swf", id)
            };
            return model;
        }
    }

    /// <summary>
    /// 视频信息
    /// </summary>
    public class VideoInfo
    {
        /// <summary>
        /// 标题
        /// </summary>
        public string Title { get; set; }
        /// <summary>
        /// 简介
        /// </summary>
        public string Summary { get; set; }
        /// <summary>
        /// 图片地址
        /// </summary>
        public string Logo { get; set; }
        /// <summary>
        /// 视频地址
        /// </summary>
        public string Swf { get; set; }
        /// <summary>
        /// 域名
        /// </summary>
        public string Domain { get; set; }
        /// <summary>
        /// 访问的URL
        /// </summary>
        public string Url { get; set; }
    }
}


//*

//<?php
//**
// * Video 
// * 
// * @package 
// * @version 1.2
// * @copyright 2005-2011 HDJ.ME 
// * @author Dijia Huang <huangdijia@gmail.com> 
// * @license PHP Version 3.0 {@link http://www.php.net/license/3_0.txt}
// *
// * Usage
// * require_once "VideoUrlParser.class.php";
// * $urls[] = "http://v.youku.com/v_show/id_XMjI4MDM4NDc2.html";
// * $urls[] = "http://www.tudou.com/playlist/p/l13087099.html";
// * $urls[] = "http://www.tudou.com/programs/view/ufg-A3tlcxk/";
// * $urls[] = "http://v.ku6.com/special/show_4926690/Klze2mhMeSK6g05X.html";
// * $urls[] = "http://www.56.com/u68/v_NjI2NTkxMzc.html";
// * $urls[] = "http://www.letv.com/ptv/vplay/1168109.html";
// * $urls[] = "http://video.sina.com.cn/v/b/46909166-1290055681.html";
// *
// * foreach($urls as $url){
// *     $info = VideoUrlParser::parse($url);
// *     //var_dump($info);
// *     echo "<a href='{$info['url']}' target='_new'>{$info['title']}</a>";
// *     echo "<br />";
// *     echo $info['object'];
// *     echo "<br />";
// * }
// *
// *
// *
// * //优酷
// * http://v.youku.com/v_show/id_XMjU0NjY4OTEy.html
// * <embed src="http://player.youku.com/player.php/sid/XMjU0NjY4OTEy/v.swf" quality="high" width="480" height="400" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash"></embed>
// * 
// * //酷六
// * http://v.ku6.com/special/show_3917484/x0BMXAbgZdQS6FqN.html
// * <embed src="http://player.ku6.com/refer/x0BMXAbgZdQS6FqN/v.swf" quality="high" width="480" height="400" align="middle" allowScriptAccess="always" allowfullscreen="true" type="application/x-shockwave-flash"></embed>
// * 
// * //土豆
// * http://www.tudou.com/playlist/p/a65929.html?iid=74905844
// * <embed src="http://www.tudou.com/l/A_0urj-Geec/&iid=74905844/v.swf" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" wmode="opaque" width="480" height="400"></embed>
// * 
// * //56
// * http://www.56.com/u98/v_NTkyODY2NTU.html
// * <embed src="http://player.56.com/v_NTkyODY2NTU.swf"  type="application/x-shockwave-flash" width="480" height="405" allowNetworking="all" allowScriptAccess="always"></embed>
// * 
// * //新浪播客
// * http://video.sina.com.cn/v/b/46909166-1290055681.html
// * <embed src="http://you.video.sina.com.cn/api/sinawebApi/outplayrefer.php/vid=46909166_1290055681_b0K1GHEwDWbK+l1lHz2stqkP7KQNt6nki2O0u1ehIwZYQ0/XM5GdZNQH6SjQBtkEqDhAQJ42dfcn0Rs/s.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" name="ssss" allowFullScreen="true" allowScriptAccess="always" width="480" height="370"></embed>
// * 
// * //乐视
// * http://www.letv.com/ptv/vplay/1168109.html
// * <embed src="http://i3.imgs.letv.com/player/swfPlayer.swf?id=1168109&host=app.letv.com&vstatus=1&AP=1&logoMask=0&isShowP2p=0&autoplay=true" quality="high" scale="NO_SCALE" wmode="opaque" bgcolor="#000000" width="480" height="388" name="FLV_player" align="middle" allowscriptaccess="always" allowfullscreen="true" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer">
// */

//class VideoUrlParser
//{
//    const USER_AGENT = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/534.10 (KHTML, like Gecko)
//        Chrome/8.0.552.224 Safari/534.10";
//    const CHECK_URL_VALID = "/(youku\.com|tudou\.com|ku6\.com|56\.com|letv\.com|video\.sina\.com\.cn|(my\.)?tv\.sohu\.com|v\.qq\.com)/";

//    /**
//     * parse 
//     * 
//     * @param string $url 
//     * @param mixed $createObject 
//     * @static
//     * @access public
//     * @return void
//     */
//    static public function parse($url='', $createObject=true){
//        $lowerurl = strtolower($url);
//        preg_match(self::CHECK_URL_VALID, $lowerurl, $matches);
//        if(!$matches) return false;

//        switch($matches[1]){
//        case 'youku.com':
//            $data = self::_parseYouku($url);
//            break;
//        case 'tudou.com':
//            $data = self::_parseTudou($url);
//            break;
//        case 'ku6.com':
//            $data = self::_parseKu6($url);
//            break;
//        case '56.com':
//            $data = self::_parse56($url);
//            break;
//        case 'letv.com':
//            $data = self::_parseLetv($url);
//            break;
//        case 'video.sina.com.cn':
//            $data = self::_parseSina($url);
//            break;
//        case 'my.tv.sohu.com':
//        case 'tv.sohu.com':
//        case 'sohu.com':
//            $data = self::_parseSohu($url);
//            break;
//        case 'v.qq.com':
//            $data = self::_parseQq($url);
//            break;
//        default:
//            $data = false;
//        }

//        if($data && $createObject) $data['object'] = "<embed src=\"{$data['swf']}\" quality=\"high\" width=\"480\" height=\"400\" align=\"middle\" allowNetworking=\"all\" allowScriptAccess=\"always\" type=\"application/x-shockwave-flash\"></embed>";
//        return $data;
//    }
//    /**
//     * 腾讯视频 
//     * http://v.qq.com/cover/o/o9tab7nuu0q3esh.html?vid=97abu74o4w3_0
//     * http://v.qq.com/play/97abu74o4w3.html
//     * http://v.qq.com/cover/d/dtdqyd8g7xvoj0o.html
//     * http://v.qq.com/cover/d/dtdqyd8g7xvoj0o/9SfqULsrtSb.html
//     * http://imgcache.qq.com/tencentvideo_v1/player/TencentPlayer.swf?_v=20110829&vid=97abu74o4w3&autoplay=1&list=2&showcfg=1&tpid=23&title=%E7%AC%AC%E4%B8%80%E7%8E%B0%E5%9C%BA&adplay=1&cid=o9tab7nuu0q3esh
//     */ 
//    private function _parseQq($url){
//        if(preg_match("/\/play\//", $url)){
//            $html = self::_fget($url);
//            preg_match("/url=[^\"]+/", $html, $matches);
//            if(!$matches); return false;
//            $url = $matches[0];
//        }
//        preg_match("/vid=([^\_]+)/", $url, $matches);
//        $vid = $matches[1];
//        $html = self::_fget($url);
//        // query
//        preg_match("/flashvars\s=\s\"([^;]+)/s", $html, $matches);
//        $query = $matches[1];
//        if(!$vid){
//            preg_match("/vid\s?=\s?vid\s?\|\|\s?\"(\w+)\";/i", $html, $matches);
//            $vid = $matches[1];
//        }
//        $query = str_replace('"+vid+"', $vid, $query);
//        parse_str($query, $output);
//        $data['img'] = "http://vpic.video.qq.com/{$$output['cid']}/{$vid}_1.jpg";
//        $data['url'] = $url;
//        $data['title'] = $output['title'];
//        $data['swf'] = "http://imgcache.qq.com/tencentvideo_v1/player/TencentPlayer.swf?".$query;
//        return $data;
//    }


//    /**
//     * 优酷网 
//     * http://v.youku.com/v_show/id_XMjI4MDM4NDc2.html
//     * http://player.youku.com/player.php/sid/XMjU0NjI2Njg4/v.swf
//     */ 
//    private function _parseYouku($url){
//        preg_match("#id\_(\w+)#", $url, $matches);

//        if (empty($matches)){
//            preg_match("#v_playlist\/#", $url, $mat);
//            if(!$mat) return false;

//            $html = self::_fget($url);

//            preg_match("#videoId2\s*=\s*\'(\w+)\'#", $html, $matches);
//            if(!$matches) return false;
//        }

//        $link = "http://v.youku.com/player/getPlayList/VideoIDS/{$matches[1]}/timezone/+08/version/5/source/out?password=&ran=2513&n=3";

//        $retval = self::_cget($link);
//        if ($retval) {
//            $json = json_decode($retval, true);

//            $data['img'] = $json['data'][0]['logo'];
//            $data['title'] = $json['data'][0]['title'];
//            $data['url'] = $url;
//            $data['swf'] = "http://player.youku.com/player.php/sid/{$matches[1]}/v.swf";

//            return $data;
//        } else {
//            return false;
//        }
//    }

//    /**
//     * 土豆网
//     * http://www.tudou.com/programs/view/Wtt3FjiDxEE/
//     * http://www.tudou.com/v/Wtt3FjiDxEE/v.swf
//     * 
//     * http://www.tudou.com/playlist/p/a65718.html?iid=74909603
//     * http://www.tudou.com/l/G5BzgI4lAb8/&iid=74909603/v.swf
//     */
//    private function _parseTudou($url){
//        preg_match("#view/([-\w]+)/#", $url, $matches);

//        if (empty($matches)) {
//            if (strpos($url, "/playlist/") == false) return false;

//            if(strpos($url, 'iid=') !== false){
//                $quarr = explode("iid=", $lowerurl);
//                if (empty($quarr[1]))  return false;
//            }elseif(preg_match("#p\/l(\d+).#", $lowerurl, $quarr)){
//                if (empty($quarr[1])) return false;
//            }

//            $html = self::_fget($url);
//            $html = iconv("GB2312", "UTF-8", $html);

//            preg_match("/lid_code\s=\slcode\s=\s[\'\"]([^\'\"]+)/s", $html, $matches);
//            $icode = $matches[1];

//            preg_match("/iid\s=\s.*?\|\|\s(\d+)/sx", $html, $matches);
//            $iid = $matches[1];

//            preg_match("/listData\s=\s(\[\{.*\}\])/sx", $html, $matches);

//            $find = array("/\n/", '/\s/', "/:[^\d\"]\w+[^\,]*,/i", "/(\{|,)(\w+):/");
//            $replace = array("", "", ':"",', '\\1"\\2":');
//            $str = preg_replace($find, $replace, $matches[1]);
//            //var_dump($str);
//            $json = json_decode($str);
//            //var_dump($json);exit;
//            if(is_array($json) || is_object($json) && !empty($json)){
//                foreach ($json as $val) {
//                    if ($val->iid == $iid) {
//                        break;
//                    }
//                }
//            }

//            $data['img'] = $val->pic;
//            $data['title'] = $val->title;
//            $data['url'] = $url;
//            $data['swf'] = "http://www.tudou.com/l/{$icode}/&iid={$iid}/v.swf";

//            return $data;
//        }

//        $host = "www.tudou.com";
//        $path = "/v/{$matches[1]}/v.swf";

//        $ret = self::_fsget($path, $host);

//        if (preg_match("#\nLocation: (.*)\n#", $ret, $mat)) {
//            parse_str(parse_url(urldecode($mat[1]), PHP_URL_QUERY));

//            $data['img'] = $snap_pic;
//            $data['title'] = $title;
//            $data['url'] = $url;
//            $data['swf'] = "http://www.tudou.com/v/{$matches[1]}/v.swf";

//            return $data;
//        }
//        return false;
//    }

//    /**
//     * 酷6网 
//     * http://v.ku6.com/film/show_520/3X93vo4tIS7uotHg.html
//     * http://v.ku6.com/special/show_4926690/Klze2mhMeSK6g05X.html
//     * http://v.ku6.com/show/7US-kDXjyKyIInDevhpwHg...html
//     * http://player.ku6.com/refer/3X93vo4tIS7uotHg/v.swf
//     */
//    private function _parseKu6($url){
//        if(preg_match("/show\_/", $url)){
//            preg_match("#/([-\w]+)\.html#", $url, $matches);
//            $url = "http://v.ku6.com/fetchVideo4Player/{$matches[1]}.html";
//            $html = self::_fget($url);

//            if ($html) {
//                $json = json_decode($html, true);
//                if(!$json) return false;

//                $data['img'] = $json['data']['picpath'];
//                $data['title'] = $json['data']['t'];
//                $data['url'] = $url;
//                $data['swf'] = "http://player.ku6.com/refer/{$matches[1]}/v.swf";

//                return $data;
//            } else {
//                return false;
//            }
//        }elseif(preg_match("/show\//", $url, $matches)){
//            $html = self::_fget($url);
//            preg_match("/ObjectInfo\s?=\s?([^\n]*)};/si", $html, $matches);
//            $str = $matches[1];
//            // img
//            preg_match("/cover\s?:\s?\"([^\"]+)\"/", $str, $matches);
//            $data['img'] = $matches[1];
//            // title
//            preg_match("/title\"?\s?:\s?\"([^\"]+)\"/", $str, $matches);
//            $jsstr = "{\"title\":\"{$matches[1]}\"}";
//            $json = json_decode($jsstr, true);
//            $data['title'] = $json['title'];
//            // url
//            $data['url'] = $url;
//            // query
//            preg_match("/\"(vid=[^\"]+)\"\sname=\"flashVars\"/s", $html, $matches);
//            $query = str_replace("&amp;", '&', $matches[1]);
//            preg_match("/\/\/player\.ku6cdn\.com[^\"\']+/", $html, $matches);
//            $data['swf'] = 'http:'.$matches[0].'?'.$query;

//            return $data;
//        }
//    }

//    /**
//     * 56网
//     * http://www.56.com/u73/v_NTkzMDcwNDY.html
//     * http://player.56.com/v_NTkzMDcwNDY.swf
//     */
//    private function _parse56($url){
//        preg_match("#/v_(\w+)\.html#", $url, $matches);

//        if (empty($matches)) return false;

//        $link="http://vxml.56.com/json/{$matches[1]}/?src=out";
//        $retval = self::_cget($link);

//        if ($retval) {
//            $json = json_decode($retval, true);

//            $data['img'] = $json['info']['img'];
//            $data['title'] = $json['info']['Subject'];
//            $data['url'] = $url;
//            $data['swf'] = "http://player.56.com/v_{$matches[1]}.swf";

//            return $data;
//        } else {
//            return false;
//        } 
//    }

//    /**
//     * 乐视网 
//     * http://www.letv.com/ptv/vplay/1168109.html
//     * http://www.letv.com/player/x1168109.swf
//     */
//    private function _parseLetv($url){
//        $html = self::_fget($url);
//        preg_match("#http://v.t.sina.com.cn/([^'\"]*)#", $html, $matches);
//        parse_str(parse_url(urldecode($matches[0]), PHP_URL_QUERY));
//        preg_match("#vplay/(\d+)#", $url, $matches);
//        $data['img'] = $pic;
//        $data['title'] = $title;
//        $data['url'] = $url;
//        $data['swf'] = "http://www.letv.com/player/x{$matches[1]}.swf";

//        return $data;
//    }

//    // 搜狐TV http://my.tv.sohu.com/u/vw/5101536
//    private function _parseSohu($url){
//        $html = self::_fget($url);
//        $html = iconv("GB2312", "UTF-8", $html);
//        preg_match_all("/og:(?:title|image|videosrc)\"\scontent=\"([^\"]+)\"/s", $html, $matches);
//        $data['img'] = $matches[1][1];
//        $data['title'] = $matches[1][0];
//        $data['url'] = $url;
//        $data['swf'] = $matches[1][2];
//        return $data;
//    }

//    /*
//     * 新浪播客
//     * http://video.sina.com.cn/v/b/48717043-1290055681.html
//     * http://you.video.sina.com.cn/api/sinawebApi/outplayrefer.php/vid=48717043_1290055681_PUzkSndrDzXK+l1lHz2stqkP7KQNt6nki2O0u1ehIwZYQ0/XM5GdatoG5ynSA9kEqDhAQJA4dPkm0x4/s.swf
//     */
//    private function _parseSina($url){
//        preg_match("/(\d+)(?:\-|\_)(\d+)/", $url, $matches);
//        $url = "http://video.sina.com.cn/v/b/{$matches[1]}-{$matches[2]}.html";
//        $html = self::_fget($url);
//        preg_match("/video\s?:\s?([^<]+)}/", $html, $matches);
//        $find = array("/\n/", "/\s*/", "/\'/", "/\{([^:,]+):/", "/,([^:]+):/", "/:[^\d\"]\w+[^\,]*,/i");
//        $replace = array('', '', '"', '{"\\1":', ',"\\1":', ':"",');
//        $str = preg_replace($find, $replace, $matches[1]);
//        $arr = json_decode($str, true);

//        $data['img'] = $arr['pic'];
//        $data['title'] = $arr['title'];
//        $data['url'] = $url;
//        $data['swf'] = $arr['swfOutsideUrl'];

//        return $data;
//    }

//    /*
//     * 通过 file_get_contents 获取内容
//     */
//    private function _fget($url=''){
//        if(!$url) return false;
//        $html = file_get_contents($url);
//        // 判断是否gzip压缩
//        if($dehtml = self::_gzdecode($html))
//            return $dehtml;
//        else
//            return $html;
//    }

//    /*
//     * 通过 fsockopen 获取内容
//     */
//    private function _fsget($path='/', $host='', $user_agent=''){
//        if(!$path || !$host) return false;
//        $user_agent = $user_agent ? $user_agent : self::USER_AGENT;

//        $out = <<<HEADER
//GET $path HTTP/1.1
//Host: $host
//User-Agent: $user_agent
//Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
//Accept-Language: zh-cn,zh;q=0.5
//Accept-Charset: GB2312,utf-8;q=0.7,*;q=0.7\r\n\r\n
//HEADER;
//        $fp = @fsockopen($host, 80, $errno, $errstr, 10);
//        if (!$fp)  return false;
//        if(!fputs($fp, $out)) return false;
//        while ( !feof($fp) ) {
//            $html .= fgets($fp, 1024);
//        }
//        fclose($fp);
//        // 判断是否gzip压缩
//        if($dehtml = self::_gzdecode($html))
//            return $dehtml;
//        else
//            return $html;
//    }

//    /*
//     * 通过 curl 获取内容
//     */
//    private function _cget($url='', $user_agent=''){
//        if(!$url) return;

//        $user_agent = $user_agent ? $user_agent : self::USER_AGENT;

//        $ch = curl_init();
//        curl_setopt($ch, CURLOPT_URL, $url);
//        curl_setopt($ch, CURLOPT_HEADER, 0);
//        if(strlen($user_agent)) curl_setopt($ch, CURLOPT_USERAGENT, $user_agent);

//        ob_start();
//        curl_exec($ch);
//        $html = ob_get_contents();        
//        ob_end_clean();

//        if(curl_errno($ch)){
//            curl_close($ch);
//            return false;
//        }
//        curl_close($ch);
//        if(!is_string($html) || !strlen($html)){
//            return false;
//        }
//        return $html;
//        // 判断是否gzip压缩
//        if($dehtml = self::_gzdecode($html))
//            return $dehtml;
//        else
//            return $html;
//    }

//    private function _gzdecode($data) {
//        $len = strlen ( $data );
//        if ($len < 18 || strcmp ( substr ( $data, 0, 2 ), "\x1f\x8b" )) {
//            return null; // Not GZIP format (See RFC 1952) 
//        }
//        $method = ord ( substr ( $data, 2, 1 ) ); // Compression method 
//        $flags = ord ( substr ( $data, 3, 1 ) ); // Flags 
//        if ($flags & 31 != $flags) {
//            // Reserved bits are set -- NOT ALLOWED by RFC 1952 
//            return null;
//        }
//        // NOTE: $mtime may be negative (PHP integer limitations) 
//        $mtime = unpack ( "V", substr ( $data, 4, 4 ) );
//        $mtime = $mtime [1];
//        $xfl = substr ( $data, 8, 1 );
//        $os = substr ( $data, 8, 1 );
//        $headerlen = 10;
//        $extralen = 0;
//        $extra = "";
//        if ($flags & 4) {
//            // 2-byte length prefixed EXTRA data in header 
//            if ($len - $headerlen - 2 < 8) {
//                return false; // Invalid format 
//            }
//            $extralen = unpack ( "v", substr ( $data, 8, 2 ) );
//            $extralen = $extralen [1];
//            if ($len - $headerlen - 2 - $extralen < 8) {
//                return false; // Invalid format 
//            }
//            $extra = substr ( $data, 10, $extralen );
//            $headerlen += 2 + $extralen;
//        }

//        $filenamelen = 0;
//        $filename = "";
//        if ($flags & 8) {
//            // C-style string file NAME data in header 
//            if ($len - $headerlen - 1 < 8) {
//                return false; // Invalid format 
//            }
//            $filenamelen = strpos ( substr ( $data, 8 + $extralen ), chr ( 0 ) );
//            if ($filenamelen === false || $len - $headerlen - $filenamelen - 1 < 8) {
//                return false; // Invalid format 
//            }
//            $filename = substr ( $data, $headerlen, $filenamelen );
//            $headerlen += $filenamelen + 1;
//        }

//        $commentlen = 0;
//        $comment = "";
//        if ($flags & 16) {
//            // C-style string COMMENT data in header 
//            if ($len - $headerlen - 1 < 8) {
//                return false; // Invalid format 
//            }
//            $commentlen = strpos ( substr ( $data, 8 + $extralen + $filenamelen ), chr ( 0 ) );
//            if ($commentlen === false || $len - $headerlen - $commentlen - 1 < 8) {
//                return false; // Invalid header format 
//            }
//            $comment = substr ( $data, $headerlen, $commentlen );
//            $headerlen += $commentlen + 1;
//        }

//        $headercrc = "";
//        if ($flags & 1) {
//            // 2-bytes (lowest order) of CRC32 on header present 
//            if ($len - $headerlen - 2 < 8) {
//                return false; // Invalid format 
//            }
//            $calccrc = crc32 ( substr ( $data, 0, $headerlen ) ) & 0xffff;
//            $headercrc = unpack ( "v", substr ( $data, $headerlen, 2 ) );
//            $headercrc = $headercrc [1];
//            if ($headercrc != $calccrc) {
//                return false; // Bad header CRC 
//            }
//            $headerlen += 2;
//        }

//        // GZIP FOOTER - These be negative due to PHP's limitations 
//        $datacrc = unpack ( "V", substr ( $data, - 8, 4 ) );
//        $datacrc = $datacrc [1];
//        $isize = unpack ( "V", substr ( $data, - 4 ) );
//        $isize = $isize [1];

//        // Perform the decompression: 
//        $bodylen = $len - $headerlen - 8;
//        if ($bodylen < 1) {
//            // This should never happen - IMPLEMENTATION BUG! 
//            return null;
//        }
//        $body = substr ( $data, $headerlen, $bodylen );
//        $data = "";
//        if ($bodylen > 0) {
//            switch ($method) {
//                case 8 :
//                    // Currently the only supported compression method: 
//                    $data = gzinflate ( $body );
//                    break;
//                default :
//                    // Unknown compression method 
//                    return false;
//            }
//        } else {
//            //...
//        }

//        if ($isize != strlen ( $data ) || crc32 ( $data ) != $datacrc) {
//            // Bad format!  Length or CRC doesn't match! 
//            return false;
//        }
//        return $data;
//    }
//}
